Hash

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A fixed-length string produced by a cryptographic algorithm when it processes data. In Bitcoin, hashes are the computational work at the core of Proof-of-Work. Because even a tiny change to any data produces a completely different hash, the hash is what makes the blockchain tamper-evident.

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Value For Value

The New Economy

I’ve never had sponsors and I don’t run ads. My content is fully self-funded and supported by readers like you.

This is value for value in practice; the peer-to-peer, no-middleman principle I write about in my book.

If you find value in the Bitcoin education I share, consider helping me scale my work by zapping me some sats ⚡️

⚡ Support this work via Lightning: daniella@coinos.io